Then and Now: How Your Favorite CBS Characters Have Changed Since Their Season 1 Debuts

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Criminal Minds' Dr. Spencer Reid: Then

An IQ of 187 may get you a spot on the FBI’s Behavioral Analysis Unit (BAU) at age 22, but that doesn’t necessarily mean it’ll make you a lot of friends. What Reid had in book smarts, he lacked in social skills. As the youngest agent to join the BAU, he had a lot to prove to his colleagues, and to himself, before he could feel like a real member of the team.